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ipv6: Remove never used function inet6_ac_check().

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It went from unused, to commented out, and never changing after
that.

Just get rid of it, if someone wants it they can unearth it from
the history.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2012-02-01 16:14:17 -05:00
parent 7b6cd1ce72
commit f79d52c254
2 changed files with 0 additions and 30 deletions
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1
include/net/addrconf.h
View file

@ -160,7 +160,6 @@ extern void addrconf_prefix_rcv(struct net_device *dev,
extern int ipv6_sock_ac_join(struct sock *sk,int ifindex, const struct in6_addr *addr);
extern int ipv6_sock_ac_drop(struct sock *sk,int ifindex, const struct in6_addr *addr);
extern void ipv6_sock_ac_close(struct sock *sk);
extern int inet6_ac_check(struct sock *sk, const struct in6_addr *addr, int ifindex);
extern int ipv6_dev_ac_inc(struct net_device *dev, const struct in6_addr *addr);
extern int __ipv6_dev_ac_dec(struct inet6_dev *idev, const struct in6_addr *addr);

29
net/ipv6/anycast.c
View file

@ -211,35 +211,6 @@ void ipv6_sock_ac_close(struct sock *sk)
rcu_read_unlock();
}
#if 0
/* The function is not used, which is funny. Apparently, author
* supposed to use it to filter out datagrams inside udp/raw but forgot.
*
* It is OK, anycasts are not special comparing to delivery to unicasts.
*/
int inet6_ac_check(struct sock *sk, struct in6_addr *addr, int ifindex)
{
struct ipv6_ac_socklist *pac;
struct ipv6_pinfo *np = inet6_sk(sk);
int found;
found = 0;
read_lock(&ipv6_sk_ac_lock);
for (pac=np->ipv6_ac_list; pac; pac=pac->acl_next) {
if (ifindex && pac->acl_ifindex != ifindex)
continue;
found = ipv6_addr_equal(&pac->acl_addr, addr);
if (found)
break;
}
read_unlock(&ipv6_sk_ac_lock);
return found;
}
#endif
static void aca_put(struct ifacaddr6 *ac)
{
if (atomic_dec_and_test(&ac->aca_refcnt)) {